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95 lines
4.2 KiB
YAML
95 lines
4.2 KiB
YAML
# NOTE: Assertions have been autogenerated by utils/update_mir_test_checks.py UTC_ARGS: --version 5
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# RUN: llc -mtriple=amdgcn--amdhsa -mcpu=gfx942 -run-pass=peephole-opt -o - %s | FileCheck %s
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# Breaking mov of 64-bit inline immediate will increase instruction
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# count.
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---
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name: no_break_s_mov_b64_multi_use_copy_inline_imm_extract
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body: |
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bb.0:
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; GCN-LABEL: name: no_break_s_mov_b64_multi_use_inline_imm_extract
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; GCN: [[S_MOV_B64_:%[0-9]+]]:sreg_64 = S_MOV_B64 0
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; GCN-NEXT: [[COPY:%[0-9]+]]:sreg_32 = COPY killed [[S_MOV_B64_]].sub0
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; GCN-NEXT: [[COPY1:%[0-9]+]]:sreg_32 = COPY killed [[S_MOV_B64_]].sub1
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; GCN-NEXT: SI_RETURN_TO_EPILOG [[COPY]], [[COPY1]]
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; CHECK-LABEL: name: no_break_s_mov_b64_multi_use_copy_inline_imm_extract
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; CHECK: [[S_MOV_B64_:%[0-9]+]]:sreg_64 = S_MOV_B64 0
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; CHECK-NEXT: [[COPY:%[0-9]+]]:sreg_32 = COPY killed [[S_MOV_B64_]].sub0
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; CHECK-NEXT: [[COPY1:%[0-9]+]]:sreg_32 = COPY killed [[S_MOV_B64_]].sub1
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; CHECK-NEXT: SI_RETURN_TO_EPILOG [[COPY]], [[COPY1]]
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%0:sreg_64 = S_MOV_B64 0
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%1:sreg_32 = COPY killed %0.sub0
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%2:sreg_32 = COPY killed %0.sub1
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SI_RETURN_TO_EPILOG %1, %2
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...
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---
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name: no_break_v_mov_b64_multi_use_copy_inline_imm_extract
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body: |
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bb.0:
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; GCN-LABEL: name: no_break_s_mov_b64_multi_use_inline_imm_extract
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; GCN: [[S_MOV_B64_:%[0-9]+]]:sreg_64 = S_MOV_B64 0
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; GCN-NEXT: [[COPY:%[0-9]+]]:sreg_32 = COPY killed [[S_MOV_B64_]].sub0
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; GCN-NEXT: [[COPY1:%[0-9]+]]:sreg_32 = COPY killed [[S_MOV_B64_]].sub1
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; GCN-NEXT: SI_RETURN_TO_EPILOG [[COPY]], [[COPY1]]
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; CHECK-LABEL: name: no_break_v_mov_b64_multi_use_copy_inline_imm_extract
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; CHECK: [[V_MOV_B64_e64_:%[0-9]+]]:vreg_64_align2 = V_MOV_B64_e64 0, implicit $exec
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; CHECK-NEXT: [[COPY:%[0-9]+]]:vgpr_32 = COPY killed [[V_MOV_B64_e64_]].sub0
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; CHECK-NEXT: [[COPY1:%[0-9]+]]:vgpr_32 = COPY killed [[V_MOV_B64_e64_]].sub1
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; CHECK-NEXT: SI_RETURN_TO_EPILOG [[COPY]], [[COPY1]]
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%0:vreg_64_align2 = V_MOV_B64_e64 0, implicit $exec
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%1:vgpr_32 = COPY killed %0.sub0
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%2:vgpr_32 = COPY killed %0.sub1
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SI_RETURN_TO_EPILOG %1, %2
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...
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# The high half extract is an inline immediate in the use context, so
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# this should fold despite multiple uses.
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---
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name: break_s_mov_b64_multi_use_copy_extract_use_is_inline_imm
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body: |
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bb.0:
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; GCN-LABEL: name: break_s_mov_b64_multi_use_extract_use_is_inline_imm
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; GCN: [[S_MOV_B:%[0-9]+]]:sreg_64 = S_MOV_B64_IMM_PSEUDO -96
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; GCN-NEXT: [[COPY:%[0-9]+]]:sreg_32 = COPY killed [[S_MOV_B]].sub0
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; GCN-NEXT: [[COPY1:%[0-9]+]]:sreg_32 = COPY killed [[S_MOV_B]].sub1
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; GCN-NEXT: SI_RETURN_TO_EPILOG [[COPY]], [[COPY1]]
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; CHECK-LABEL: name: break_s_mov_b64_multi_use_copy_extract_use_is_inline_imm
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; CHECK: [[S_MOV_B:%[0-9]+]]:sreg_64 = S_MOV_B64_IMM_PSEUDO -96
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; CHECK-NEXT: [[COPY:%[0-9]+]]:sreg_32 = COPY killed [[S_MOV_B]].sub0
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; CHECK-NEXT: [[COPY1:%[0-9]+]]:sreg_32 = COPY killed [[S_MOV_B]].sub1
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; CHECK-NEXT: SI_RETURN_TO_EPILOG [[COPY]], [[COPY1]]
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%0:sreg_64 = S_MOV_B64_IMM_PSEUDO -96
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%1:sreg_32 = COPY killed %0.sub0
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%2:sreg_32 = COPY killed %0.sub1
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SI_RETURN_TO_EPILOG %1, %2
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...
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---
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name: break_v_mov_b64_multi_use_copy_extract_use_is_inline_imm
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body: |
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bb.0:
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; GCN-LABEL: name: break_s_mov_b64_multi_use_extract_use_is_inline_imm
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; GCN: [[S_MOV_B:%[0-9]+]]:sreg_64 = S_MOV_B64_IMM_PSEUDO -96
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; GCN-NEXT: [[COPY:%[0-9]+]]:sreg_32 = COPY killed [[S_MOV_B]].sub0
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; GCN-NEXT: [[COPY1:%[0-9]+]]:sreg_32 = COPY killed [[S_MOV_B]].sub1
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; GCN-NEXT: SI_RETURN_TO_EPILOG [[COPY]], [[COPY1]]
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; CHECK-LABEL: name: break_v_mov_b64_multi_use_copy_extract_use_is_inline_imm
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; CHECK: [[V_MOV_B:%[0-9]+]]:vreg_64_align2 = V_MOV_B64_PSEUDO -96, implicit $exec
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; CHECK-NEXT: [[COPY:%[0-9]+]]:vgpr_32 = COPY killed [[V_MOV_B]].sub0
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; CHECK-NEXT: [[COPY1:%[0-9]+]]:vgpr_32 = COPY killed [[V_MOV_B]].sub1
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; CHECK-NEXT: SI_RETURN_TO_EPILOG [[COPY]], [[COPY1]]
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%0:vreg_64_align2 = V_MOV_B64_PSEUDO -96, implicit $exec
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%1:vgpr_32 = COPY killed %0.sub0
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%2:vgpr_32 = COPY killed %0.sub1
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SI_RETURN_TO_EPILOG %1, %2
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...
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